I even have files from 20+ years ago that I can open just fine, including notes. If you use something proprietary, then yeah, it might be difficult. But that d

I even have files from 20+ years ago that I can open just fine, including notes. If you use something proprietary, then yeah, it might be difficult. But that doesn't stop us from asking whether something we're interested in using now uses data formats that would be easily readable in 20-30 years.